Communication classes are an ideavirus*. So, if you can convince just one teacher to take the leap, and you materials and ideas are successful, the idea will spread to other teachers and you will have a brand new job.
*Ideavirus is a term coined by Seth Godin to describe ideas that are so influential and so remarkable that they spread quickly to others like a virus. Check out Seth Godin’s blog and free ebooks. He will change your life.